CN105569190B - The connecting node and its construction method of steel core concrete column and reinforced beam - Google Patents
The connecting node and its construction method of steel core concrete column and reinforced beam Download PDFInfo
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- CN105569190B CN105569190B CN201510990636.XA CN201510990636A CN105569190B CN 105569190 B CN105569190 B CN 105569190B CN 201510990636 A CN201510990636 A CN 201510990636A CN 105569190 B CN105569190 B CN 105569190B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B2001/5875—Connections for building structures in general of bar-shaped building elements using exterior clamping plates or shells
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- Joining Of Building Structures In Genera (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The present invention relates to the connecting nodes and its construction method of a kind of steel core concrete column and reinforced beam, the connecting node is located at the intersection of steel core concrete column and reinforced beam, the steel pipe of steel core concrete column is equipped with multiple first trepannings, the position that the peripheral surface of steel pipe corresponds to trepanning is equipped with reinforcing plate, reinforcing plate is equipped with the second Chong Die with each trepanning respectively trepanning, equipped with more reinforcing bars corresponding with each first trepanning, each reinforcing bar of reinforced beam are each passed through the first trepanning and the second trepanning of corresponding position respectively in reinforced beam.Using the connecting node of this structure, since trepanning is smaller on steel pipe, therefore steel tube section is weakened little, beam steel is across remaining gap after aperture also very little, steel pipe does not have reduction substantially to the restraining force of tube core concrete, the bearing capacity and deformability of steel core concrete column are not influenced, therefore the bearing capacity of steel core concrete column is barely affected.
Description
Technical field
The present invention relates to building structure central sill column joint structure technology, specifically a kind of steel core concrete column and reinforced concrete
The connecting node and its construction method of Tu Liang.
Background technology
In existing Architectural Structure Design, typically frame column uses steel core concrete column, Vierendeel girder to use common steel
Concrete Beam Reinforced.At the connecting node of steel core concrete column and reinforced beam, since beam steel can not be directly through steel
Pipe, leads to constructional difficulties at the node, therefore, the design of node at steel core concrete column and reinforced beam sets as engineering
One of difficult point in meter.Currently, thering is steel corbel method, twin beams method, ring beam method, steel pipe to open big hole the practices well of this node
Plate reinforcement method or clean steel reinforced concrete nodal method afterwards.
CN 102425238A disclose a kind of node and its construction method of steel tube concrete superposed column and Vierendeel girder, will save
Point is set as reinforced concrete circular beam, and ring set is in steel tube concrete superposed column periphery.Although can be avoided using ring beam joint
Beam steel wears the puzzlement of steel pipe, but ring beam protrudes node section and can influence facade moulding, while the annular in ring beam
Reinforcing bar, which exists with the reinforcing bar in column, beam section in construction, to conflict, and construction is complex.
CN 202544138U disclose a kind of trepanning connection section of steel tube concrete frame puncheon and rc-frame-beam
Liang Dong is arranged using the method in holes reinforced in point on steel tube concrete frame puncheon, makes rc-frame-beam from Liang Dong
In pass through.Using the method for opening big hole reinforcement, there can be certain weakening to steel tube section, steel pipe is made to drop tube core concrete restraining force
It is low.
Although in conclusion at the node of steel core concrete column and reinforced beam there are many construction method,
It is that these methods have certain deficiency, needs to improve.
Invention content
The technical problem to be solved by the present invention is to provide the connecting node of a kind of steel core concrete column and reinforced beam section,
The structure of the connecting node does not influence the stress of steel core concrete column and reinforced beam, and is meeting connecting node stress
It is required that while, construction method can be simplified, save construction cost.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
The first aspect, the present invention provide a kind of connecting node of steel core concrete column and reinforced beam, feature
It is：In the intersection of steel core concrete column and reinforced beam, the steel pipe of the steel core concrete column is equipped with multiple the
One trepanning, the position that the peripheral surface of the steel pipe corresponds to the trepanning are equipped with reinforcing plate, the reinforcing plate be equipped with respectively with
Second trepanning of each first trepanning overlapping is equipped in the reinforced beam corresponding with each first trepanning respectively
More reinforcing bars, each reinforcing bar of the reinforced beam is each passed through first trepanning and described of corresponding position
Two trepannings.
Further, in the connecting node, the first trepanning on the steel pipe includes corresponding to the connecting node
The reinforced beam at place top surface setting first group of trepanning and corresponding to the reinforced beam at the connecting node
Second group of trepanning of bottom surface setting.
Optionally, in the connecting node, first trepanning be round hole, oval aperture, square opening or
Any one in rectangle opening or arbitrary several combination.
Preferably, in the connecting node, first trepanning is round hole and/or oval aperture, the circle
The bore hole size of a diameter of 40-60mm of shape trepanning, the oval aperture are (40-60) mm × (120-150) mm.
Wherein, the diameter range of round hole includes any point value in the numberical range, such as 40mm, 45mm,
50mm, 55mm or 60mm.The bore hole size range of oval aperture includes any point value in the numberical range, such as 40mm
×120mm、40mm×130mm、40mm×140mm、 40mm×150mm、45mm×120mm、45mm×130mm、45mm×
140mm、45mm×150mm、 50mm×120mm、50mm×130mm、50mm×140mm、50mm×150mm、55mm×
120mm, 55mm × 130mm, 55mm × 140mm, 55mm × 150mm, 60mm × 140mm or 60mm × 150mm.
Further, in first group of trepanning and second group of trepanning, between each adjacent round hole or
Level interval between round hole and oval aperture or between oval aperture is more than or equal to 60mm,
Preferably, between each adjacent round hole or between round hole and oval aperture or ellipse is opened
Level interval between hole is more than or equal to 70mm.Most preferably, between each adjacent round hole or round hole with
Level interval between oval aperture or between oval aperture is 75mm.
Further, in the connecting node, it is corresponding that first group of trepanning is separately positioned on position on steel pipe
Include corresponding to three circles being arranged in the middle part of the armored concrete top surface of the beam on two sides, on each side of steel pipe
Trepanning, the oval aperture being respectively set corresponding to armored concrete top surface of the beam both sides, and two oval apertures
Length direction vertically extends, wherein between the adjacent round hole and the adjacent round hole with it is described
Level interval between oval aperture is 75mm, a diameter of 50mm of round hole, and the bore hole size of oval aperture is
50mm×130mm。
Further, in the connecting node, second group of trepanning is respectively in corresponding two sides in steel pipe position
It is arranged on face, includes correspond to the setting of in the middle part of the armored concrete soffit and both sides three on each side of steel pipe
Oval aperture, wherein the length direction positioned at the oval aperture of soffit both sides vertically extends, and is located at soffit
The length direction of the oval aperture at middle part is horizontally extending, and the level interval between adjacent oval aperture is
The bore hole size of 135mm, oval aperture are 50mm × 130mm.
Further, in the connecting node, the reinforcing bar includes first group of steel positioned at armored concrete top surface of the beam
Muscle and second group of reinforcing bar positioned at armored concrete soffit, first group of reinforcing bar are corresponded to across first group of trepanning, institute
Second group of reinforcing bar is stated to correspond to across second group of trepanning.
Optionally, in the connecting node, the reinforcing bar can be single steel bar, for across the single of round hole
Double muscle combinations can also be for the muscle double side by side combination across oval aperture.
Further, in the connecting node, if a diameter of d of any reinforcing bar, the diameter of the round hole
Minor axis length for D1, the oval aperture is D2,0.25 × D1≤d≤0.5 × D1,0.25 × D2≤d≤0.5 × D2.
Preferably, d=0.32 × D1=0.32 × D2.
Further, a diameter of 14-18mm of any single reinforcing bar.
Preferably, a diameter of 16mm of any single reinforcing bar.
Further, in the connecting node, the reinforcing plate includes being set corresponding to the armored concrete top surface of the beam
The first group of reinforcing plate set and second group of reinforcing plate being arranged corresponding to the armored concrete soffit, first group of reinforcement
The upper side edge of plate greater than the upper surface of the armored concrete top surface of the beam height, under second group of reinforcing plate
Height of the side below or equal to the lower surface of armored concrete soffit.
Preferably, the upper side edge of first reinforcing plate is higher than the upper surface 25mm of the armored concrete top surface of the beam, institute
The lower side for stating the second reinforcing plate is less than the lower surface 25mm of armored concrete soffit.
Optionally, in the connecting node, the reinforcing plate can be provided in the sash on steel pipe peripheral surface
Ring can also be several sections and be arranged at intervals on steel pipe peripheral surface, and is provided only on the arc panel outside steel pipe trepanning, described to add
The strong height of plate vertically is more than or equal to 200mm, the reinforcing plate be more than along the width of steel pipe radial direction or
Equal to 15mm.
Further, in the connecting node, the reinforcing plate is welded on the steel pipe.
Further, in the connecting node, the outer diameter of the steel pipe is 800-1500mm, pipe thickness 28-
35mm。
Preferably, the outer diameter of the steel pipe is 1100mm, pipe thickness 32mm.
Further, armored concrete, the steel core concrete column and institute are equipped in the outside of the steel core concrete column
It states armored concrete and collectively forms superposed column, the lateral cross-sectional dimension of the superposed column is (1200-2000) mm × (1200-
2000)mm。
Preferably, the sectional dimension of the superposed column is 1600mm × 1600mm.
Optionally, in the superposed column, the center of the steel core concrete column can coincide in the superposed column
The heart can also deviate from the center of the superposed column.
Preferably, in the superposed column, the center of the steel core concrete column is located at the left side at the center of the superposed column
Side, four sides of superposed column described in the centre distance of the steel core concrete column are respectively 800mm, 850mm, 800mm, 750mm.
As one of improving, in the connecting node, in the lower surface of first group of reinforcing plate and second group of reinforcing plate
On steel pipe peripheral surface between upper surface, it is fixedly connected with hoop.
Further, the hoop is square steel hoop, and the cross-sectional sizes of the hoop are 25 × 25mm, and the hoop uses
The method of twin fillet wolt is fixed with the steel-pipe welding, and the weld bead height is hf=10mm.
As one of improvement, it is additionally provided with bonded block in the peripheral surface of the steel pipe, the bonded block can be cylinder
Head peg, can also be short reinforcing rod, can also be the bar dowel or H-shaped bar dowel of U-shaped, the bonded block is described
It is in quincuncial arrangement on the peripheral surface of steel pipe.
Further, the steel pipe corresponds to the middle part of the reinforced beam at the connecting node equipped with several holes
Hole, a diameter of 15-25mm of described hole, the waist muscle of the reinforced beam pass through the described hole of corresponding position.
Preferably, a diameter of 20mm of described hole.
The second aspect, the present invention also provides a kind of constructions of the connecting node of steel core concrete column and reinforced beam
Method includes the following steps：In the intersection of steel core concrete column and reinforced beam, to the steel pipe of steel core concrete column outside
Circumferential surface outwardly protrudes setting reinforcing plate；The steel pipe and the reinforcing plate are punched, obtain being located on the steel pipe first opens
Hole and in the reinforcing plate and second trepanning Chong Die with each first trepanning；
The reinforcing bar of the reinforced beam is passed through to first trepanning, second trepanning of corresponding position.
Further, in the construction method, the first trepanning on the steel pipe includes corresponding to the connecting node
The reinforced beam at place top surface setting first group of trepanning and corresponding to the reinforced beam at the connecting node
Second group of trepanning of bottom surface setting.
Optionally, in the construction method, first trepanning be round hole, oval aperture, square opening or
Any one in rectangle opening or arbitrary several combination.
Preferably, in the construction method, first trepanning is round hole and/or oval aperture, the circle
The bore hole size of a diameter of 40-60mm of shape trepanning, the oval aperture are (40-60) mm × (120-150) mm.
Wherein, the diameter range of round hole includes any point value in the numberical range, such as 40mm, 45mm,
50mm, 55mm or 60mm.The bore hole size range of oval aperture includes any point value in the numberical range, such as 40mm
×120mm、40mm×130mm、40mm×140mm、 40mm×150mm、45mm×120mm、45mm×130mm、45mm×
140mm、45mm×150mm、 50mm×120mm、50mm×130mm、50mm×140mm、50mm×150mm、55mm×
120mm, 55mm × 130mm, 55mm × 140mm, 55mm × 150mm, 60mm × 140mm or 60mm × 150mm.
Further, in the construction method, first group of trepanning and second group of trepanning it is each adjacent
Level interval between round hole or between round hole and oval aperture either between oval aperture be more than or
Equal to 60mm.
Preferably, between each adjacent round hole or between round hole and oval aperture or ellipse is opened
Level interval between hole is more than or equal to 70mm.
Further, in the construction method, first group of trepanning is respectively in corresponding two sides in steel pipe position
It is arranged on face, includes corresponding to three circles being arranged in the middle part of the armored concrete top surface of the beam to open on each side of steel pipe
Hole, the oval aperture being respectively set corresponding to armored concrete top surface of the beam both sides, and the length of two oval apertures
Degree direction vertically extend, wherein between the adjacent round hole and the adjacent round hole with it is described ellipse
Level interval between round hole is 75mm, a diameter of 50mm of round hole, and the bore hole size of oval aperture is
50mm×130mm。
Further, in the construction method, second group of trepanning is respectively in corresponding two sides in steel pipe position
It is arranged on face, includes correspond to the setting of in the middle part of the armored concrete soffit and both sides three on each side of steel pipe
Oval aperture, wherein the length direction positioned at the oval aperture of soffit both sides vertically extends, and is located at soffit
The length direction of the oval aperture at middle part is horizontally extending, and the level interval between adjacent oval aperture is
The bore hole size of 135mm, oval aperture are 50mm × 130mm.
Further, in the construction method, the reinforcing bar includes first group of steel positioned at armored concrete top surface of the beam
Muscle and second group of reinforcing bar positioned at armored concrete soffit, first group of reinforcing bar are corresponded to across first group of trepanning, institute
Second group of reinforcing bar is stated to correspond to across second group of trepanning.
Optionally, the reinforcing bar can be single steel bar, for single double muscle combinations across round hole, can also be
For the muscle double side by side combination across oval aperture.
Further, in the construction method, if a diameter of d of any reinforcing bar, the diameter of the round hole
Minor axis length for D1, the oval aperture is D2,0.25 × D1≤d≤0.5 × D1,0.25 × D2≤d≤0.5 × D2.
Preferably, d=0.32 × D1=0.32 × D2.
Further, a diameter of 14-18mm of any single reinforcing bar.
Preferably, a diameter of 16mm of any single reinforcing bar.
Further, in the construction method, the reinforcing plate includes being set corresponding to the armored concrete top surface of the beam
First group of reinforcing plate setting and and corresponding to second group of reinforcing plate that the armored concrete soffit is arranged, described first group adds
The upper side edge of strong plate is greater than the height of the upper surface of the armored concrete top surface of the beam, second group of reinforcing plate
Height of the lower side below or equal to the lower surface of armored concrete soffit.
Preferably, the upper side edge of first reinforcing plate is higher than the upper surface 25mm of the armored concrete top surface of the beam, institute
The lower side for stating the second reinforcing plate is less than the lower surface 25mm of armored concrete soffit.
Optionally, in the construction method, the reinforcing plate can be provided in the sash on steel pipe peripheral surface
Ring can also be several sections and be arranged at intervals on steel pipe peripheral surface, and is provided only on the arc panel outside steel pipe trepanning, described to add
The strong height of plate vertically is more than or equal to 200mm, the reinforcing plate be more than along the width of steel pipe radial direction or
Equal to 15mm.
Further, the reinforcing plate is welded on the steel pipe.
Further, the outer diameter of the steel pipe is 800-1500mm, pipe thickness 28-35mm.
Preferably, the outer diameter of the steel pipe is 1100mm, pipe thickness 32mm.
Further, in the construction method, the outside of the steel core concrete column is equipped with armored concrete, the steel
Pipe concrete column and the armored concrete collectively form superposed column, and the lateral cross-sectional dimension of the superposed column is (1200-
2000)mm×(1200-2000)mm。
Preferably, the sectional dimension of the superposed column is 1600mm × 1600mm.
Optionally, in the superposed column, the center of the steel core concrete column can coincide in the superposed column
The heart can also deviate from the center of the superposed column.
Preferably, in the superposed column, the center of the steel core concrete column is located at the left side at the center of the superposed column
Side, four sides of superposed column described in the centre distance of the steel core concrete column are respectively 800mm, 850mm, 800mm, 750mm.
Further, in the connecting node, the reinforced beam vertically section size be (500-700) mm ×
(700-900)mm。
Preferably, the reinforced beam vertically section size be 600mm × 800mm.
As one of improving, in the construction method, in the lower surface of first group of reinforcing plate and second group of reinforcing plate
On steel pipe peripheral surface between upper surface, hoop is fixedly installed.
Further, the hoop is square steel hoop, and the cross-sectional sizes of the hoop are 25mm × 25mm, the hoop
It is fixed using the method and the steel-pipe welding of twin fillet wolt, the weld bead height is hf=10mm.
As one of improvement, in the construction method, bonded block, the engaging portion is arranged in the peripheral surface of the steel pipe
Part can be socket cap peg, can also be short reinforcing rod, can also be the bar dowel or H-shaped bar dowel of U-shaped, described
Bonded block is in quincuncial arrangement on the peripheral surface of the steel pipe.
Further, the steel pipe corresponds to the middle part of the reinforced beam at the connecting node equipped with several holes
Hole, a diameter of 15-25mm of described hole, the waist muscle of the reinforced beam pass through the described hole of corresponding position.
Preferably, a diameter of 20mm of described hole.
Compared with prior art, it has the beneficial effect that：
The first, the bearing capacity of steel core concrete column is barely affected.On steel pipe after the smaller trepanning of setting area,
Steel tube section is weakened less, beam steel is across remaining gap after aperture also very little, restraining force of the steel pipe to tube core concrete
It is basic not reduce, the bearing capacity and deformability of steel core concrete column are not influenced.In addition, due to the trepanning in the present invention compared with
It is small, a small number of reinforcing bars are extended only through, keep the arrangement of reinforcing bar more reasonable, it is not necessary to be concentrated in some big trepanning, to ensure reinforcing bar
The stress of beams of concrete is more reasonable.
The second, the bearing capacity of reinforced beam does not change.After beam steel is directly through steel pipe, beam can be reliable
Transmission internal force, the rigidity within the scope of beam length remain unchanged, and structural stress analysis is identical as reality.
Stressing conditions are reasonable at third, node, meet the requirement of " the strong weak component of node ".In setting reinforcing plate to tapping
Steel pipe reinforcement after, stress of the steel pipe in node area can be considered continuous, and the rigidity of node is unaffected.
4th, easy for construction.In the present invention, both straight beam steel can be made to pass through at connecting node, circle can also be made
Arc beam steel passes through, and whether eccentric structure is arranged at node, does not affect the setting of node, keeps work progress greatly simplified.
5th, the material that the construction of connecting node of the present invention is consumed is opened big hole method than steel corbel method and steel pipe and is reduced very
More, cost is relatively low.
Description of the drawings
Fig. 1 is the floor map of two connecting node of embodiment.
Fig. 2 is the sectional view of line A-A in Fig. 1.
Fig. 3 is the floor map of three connecting node of embodiment.
Specific implementation mode
In the present invention, term "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outside",
" in ", "vertical", "horizontal", " transverse direction ", the orientation or positional relationship of the instructions such as " longitudinal direction " be orientation based on ... shown in the drawings or
Position relationship.These terms are not intended to limit indicated dress primarily to preferably describe the present invention and embodiment
It sets, element or component must have particular orientation, or be constructed and operated with particular orientation.
Also, above-mentioned part term is other than it can be used to indicate that orientation or positional relationship, it is also possible to for indicating it
His meaning, such as term "upper" also are likely used for indicating certain relations of dependence or connection relation in some cases.For ability
For the those of ordinary skill of domain, the concrete meaning of these terms in the present invention can be understood as the case may be.
In addition, term " installation ", " setting ", " being equipped with ", " connection ", " connected " shall be understood in a broad sense.For example, it may be solid
Fixed connection, is detachably connected or monolithic construction；Can be mechanical connection, or electrical connection；It can be directly connected, either
Indirectly connected through an intermediary, or it is two connections internal between device, element or component.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In addition, term " first ", " second " etc. are mainly used for distinguishing different devices, element or component (specifically
Type and construction may it is identical may also be different), be not intended to show or implies meaning showing device, element or component
Relative importance and quantity.Unless otherwise indicated, the meaning of " multiple " is two or more.
Technical scheme of the present invention is further described with reference to embodiment and attached drawing.
Embodiment one
The present embodiment provides the connecting nodes of a kind of steel core concrete column and reinforced beam, it is characterised in that：In steel
The steel pipe of the intersection of pipe concrete column and reinforced beam, the steel core concrete column is equipped with multiple first trepannings, institute
State steel pipe peripheral surface correspond to the trepanning position be equipped with reinforcing plate, the reinforcing plate be equipped with respectively with each trepanning
It is overlapped the second trepanning, more reinforcing bars corresponding with each first trepanning respectively is equipped in the reinforced beam, it is described
Each reinforcing bar of reinforced beam is each passed through first trepanning of corresponding position and second trepanning.
Embodiment two
The present embodiment provides the connecting nodes of a kind of steel core concrete column and reinforced beam, as shown in Figure 1, setting
In the intersection of steel core concrete column 10 and reinforced beam 20.The steel pipe 11 of steel core concrete column is opened equipped with several first
Hole 12, steel pipe 11 peripheral surface correspond to the first trepanning position be equipped with reinforcing plate 30, and reinforcing plate 30 be equipped with respectively with
The second trepanning that each first trepanning 12 is overlapped, the reinforcing bar 21 of reinforced beam are each passed through the first trepanning 12 of corresponding position
With the second trepanning connecting node is formed to make steel core concrete column 10 and reinforced beam 20 intersect.Specifically, such as Fig. 2
Shown, in steel core concrete column 10 and 20 intersection of reinforced beam, the first trepanning 12 includes that steel pipe 11 is mixed corresponding to reinforcing bar
The first group of trepanning 121 and second group of trepanning 122 that the top and bottom of solidifying soil beam 20 are respectively set, reinforcing bar 21 includes being located at reinforcing bar
First group of reinforcing bar 211 of beams of concrete top surface and second group of reinforcing bar 212 of bottom surface.First group of reinforcing bar 211 is respectively from corresponding position
First group of trepanning 121, pass through in the second trepanning Chong Die with first group of trepanning 121, second group of reinforcing bar 212 is respectively from corresponding position
It is passed through in second group of trepanning 122 setting, the second trepanning Chong Die with second group of trepanning 122.It is set in addition, reinforcing plate 30 includes correspondence
It reinforcing plate 31 and the second reinforcing plate for being correspondingly arranged at outside second group of trepanning 122 to set first outside first group of trepanning 121
32。
In the present invention, the first trepanning of steel pipe is separately positioned on two sides opposite on steel pipe, to make reinforcing bar
The reinforcing bar of beams of concrete can successfully pass through the first trepanning of corresponding position.First trepanning be round hole, oval aperture,
Any one or arbitrary several combination of square opening or rectangle opening.In the present embodiment, steel pipe trepanning is opened using circle
The combination in hole and oval aperture.Specifically, as shown in Fig. 2, first group of trepanning 121 includes corresponding to armored concrete top surface of the beam
Three round holes of middle part setting and the oval aperture being respectively set corresponding to armored concrete top surface of the beam both sides, and two
Vertically (i.e. upper and lower directions in Fig. 2) extends the long axis direction of a oval aperture.Wherein, adjacent round hole
Between and the level interval between adjacent round hole and oval aperture be 75mm.Second group of trepanning 122 includes pair
Three oval apertures that should be arranged with both sides in the middle part of armored concrete soffit, also, positioned at the ellipse of soffit both sides
The long axis direction of shape trepanning vertically extends, and is located at the long axis direction of the oval aperture in the middle part of soffit in the horizontal direction
(i.e. left and right directions in Fig. 2) extends.Wherein, the horizontal distance between adjacent oval aperture is 135mm.In the present embodiment
In, the size of a diameter of 50mm of round hole, oval aperture are 50mm × 130mm.
In the present invention, it is used for across the steel bar stress that the armored concrete beam steel of steel pipe trepanning is beam, which can
To be that single double muscle that single steel bar, two reinforcing bars form or multiple rows of double muscle (i.e. multiple rows of reinforcing bar and are often arranged by two reinforcing bar groups
At) in any one or the combination of several of them.Specifically, in the present embodiment, it is single to pass through the reinforcing bar of steel pipe round hole
Double muscle, it is double muscle (i.e. two rows of double muscle), and a diameter of 16mm of single steel bar side by side to pass through the reinforcing bar of steel pipe oval aperture, i.e.,
Single double muscle are 32mm along the cross-section lengths perpendicular to its length direction.It is understood that in the present invention, bar diameter
Selection depending on trepanning size.If bar diameter is too big, can not pierce into trepanning；If bar diameter is too small, a side
Its ability tension or in compression of the thinner reinforcing bar in face is poor, directly affects the bearing capacity of reinforced beam, on the other hand, in this way
Reinforcing bar be not easy in trepanning fixed, be easy and reinforcing bar adjacent thereto be intertwined.Therefore, in the present invention, if it is single
A diameter of d of reinforcing bar, single double muscle are 2d, a diameter of D1 of round hole along the cross-section lengths perpendicular to its length direction,
The minor axis length of oval aperture is D2,0.25D1≤d≤0.5D1,0.25D2≤d≤0.5D2, preferably d=0.32D1=
0.32D2。
It is same in order to enable beam steel to pass through in fact, why trepanning is arranged on steel pipe in the present invention
When, minimize or avoid the influence to steel core concrete column structural strength.Therefore, the present invention in steel pipe perforated area compared with
It is small, only allow single steel bar, single double muscle or double muscle pass through side by side, in this way, smaller percent opening makes trepanning cut steel pipe
The stress weakening in face is less, and after reinforced steel bar perforation, remaining gap very little, restraining force base of the steel pipe to tube core concrete in hole
Originally it remains unchanged, and then the bearing capacity of steel core concrete column is made to be held essentially constant.Therefore, in the present invention, the number of trepanning
The setting of the parameters such as amount, size and trepanning spacing should be determined according to the actual loading situation of construction, be not limited only to
Concrete numerical value in above-described embodiment.For example, when the requirement for bearing capacity to steel core concrete column is higher, can suitably use diameter compared with
Big reinforcing bar (such as HRB400 grades of reinforcing bar) reduces the quantity of steel pipe trepanning, to reduce because opening while ensureing beam stress
The influence that hole weakens steel tube section stress.When more demanding to the bearing capacity of reinforced beam, then increase appropriate is opened
The quantity in hole simultaneously adjusts trepanning spacing so that more beam stress reinforcing bars may pass through steel pipe.In addition, the beam steel in the present invention is simultaneously
It does not concentrate and is arranged in some larger trepanning, but set up separately in each small trepanning, such steel-bar arrangement can make
The stress of reinforced beam is more reasonable.
In the present invention, reinforcing plate is used for the trepanning to steel pipe and carries out reinforcement, and reinforcing plate can be provided in the outer of steel pipe
On circumferential surface, the sash ring that outwardly protrudes and be covered in outside trepanning along steel pipe radial direction, can also be to be arranged at intervals on
Steel pipe peripheral surface, several sections of arc-shaped plates for outwardly protruding and being placed only in outside trepanning along steel pipe radial direction.In this implementation
In example, using complete sash ring as reinforcing plate, reinforcing plate is welded on steel pipe peripheral surface.As shown in Fig. 2, should add
Strong plate is 18mm along the width of steel pipe radial direction (i.e. left and right directions in Fig. 2), along steel pipe axial direction (i.e. upper and lower in Fig. 2
To) height be 250mm.The upper side edge of first reinforcing plate 31 is higher than the upper surface 25mm of armored concrete top surface of the beam, and second adds
The lower side of strong plate 32 is less than the lower surface 25mm of armored concrete soffit.It is understood that being equipped at connecting node
The absolute altitude of several reinforced beams and each beam is different, and (top surface of i.e. each beam is not in the bottom surface of sustained height and/or each beam
Not in sustained height) when, the upper side edge of the first reinforcing plate is higher than the upper surface at least 25mm of highest armored concrete top surface of the beam,
The lower side of second reinforcing plate is less than the lower surface at least 25mm of minimum armored concrete soffit.In fact, in this implementation
Example in, why reinforcing plate is set, in order to annular slab constraint combine integrally cover by way of to steel pipe trepanning into
Row reinforcement, therefore, reinforcing plate can should at least be covered in the outside of steel pipe trepanning.Steel pipe is covered in using the reinforcing plate of annular to open
The outside in hole makes steel pipe remain to keep cutting for continuous stress or stress in tapping to the steel pipe at banding connecting node
Weak very little meets continuity of the steel pipe at node, ensure that the whole intensity of node.
In the present embodiment, as shown in Figure 1, being additionally provided with armored concrete in the outside of steel core concrete column 10, steel pipe is mixed
Solidifying earth pillar 10 and armored concrete collectively form superposed column 90.The outer diameter of steel pipe is 1100mm, thickness of pipe wall in steel core concrete column
Degree is 32mm, which is 1600mm × 1600mm along the cross sectional dimensions perpendicular to its length direction.In the present invention,
Steel core concrete column and superposed column at connecting node can be arranged concentrically, can also eccentric setting.That is, steel core concrete column
Center of gravity can coincide with the center of gravity of superposed column, and at this time to be arranged concentrically, the center of gravity of steel core concrete column can also deviate from overlapping
The center of gravity of column, is set for the eccentric at this time.In the present embodiment, the two is using being arranged concentrically, and the center of steel core concrete column is to overlapping
The distance of each side of column is equal.
In the present embodiment, as shown in Figure 1, steel core concrete column 10 and one are along North and South direction (i.e. lower top in Fig. 1
To) extend reinforced beam 20 intersect at connecting node, the reinforced beam 20 is along perpendicular to its length direction
The size in section is 600mm × 800mm, and as shown in Fig. 2, the horizontal width of the beam section is 600mm, and vertical height is
800mm.In fact, in the present invention, the beam intersected with steel core concrete column can be one, or a plurality of.
In order to further constrain steel pipe, as an improvement, as shown in Fig. 2, in the present embodiment, in the first reinforcing plate 31
Lower side and the upper side edge of the second reinforcing plate 32 between steel pipe peripheral surface on, be installed with square steel hoop 40, party's steel loop hoop
40 cross sectional dimensions is 25mm × 25mm.In addition, party's steel loop hoop 40 is fixed on the outer of steel pipe 11 by two-sided welding method
On circumferential surface, and twin fillet wolt hf=10mm.It is understood that in the present invention, hoop can also be round steel, hexagonal steel or
The hoop of octagonal steel, and the cross sectional dimensions of hoop is not limited only to the specific size in above-described embodiment, as long as making hoop pair
Steel pipe plays the role of reinforcing constraint and stirrup.In addition, as long as the installation position of party's steel loop hoop is arranged in connecting node
Place and the position for avoiding steel pipe trepanning.
In order to reinforce the binding force between steel pipe and its external concrete, the reinforcing bar for keeping steel core concrete column external with it
Concrete collective effect, undertakes stress, as an improvement, as shown in Fig. 2, in the present embodiment, in the peripheral surface of steel pipe 11
On be fixedly provided with several bonded blocks 50, these bonded blocks be socket cap peg, in the quincunx periphery for being arranged in steel pipe 11
On face.It is understood that in the present invention, these bonded blocks can also be short steel in addition to can be socket cap peg
Rib can also be short deformed steel rib (such as U-shaped, H-type), and these bonded blocks can be in plum on steel pipe peripheral surface
Flower-shape is arranged, and rectangular can also be arranged.
When the height of reinforced beam is higher, the reinforcing bar being only arranged by top surface of the beam and bottom surface is not enough to bear dead weight and lotus
When load, as an improvement, in the present embodiment, as shown in Fig. 2, needing setting waist muscle 60 at the middle part of reinforced beam 20.Steel
Several holes are arranged at the middle part corresponding to the reinforced beam at connecting node in pipe 11, a diameter of 20mm of these holes,
The waist muscle 60 of reinforced beam passes through the hole of corresponding position, each hole to correspond to across a waist muscle.
Embodiment three
The present embodiment and embodiment two the difference is that, between the steel core concrete column and superposed column in the present embodiment
It is set for the eccentric.As shown in figure 3, four sides of superposed column 90 are respectively upper side edge 91, right edge 92, lower side 93 and left side
The 11 center G1 of steel pipe (i.e. the center of gravity of steel core concrete column) on side 94, steel core concrete column arrives superposed column upper side edge 91, right edge
92, the distance of lower side 93 and left side 94 is followed successively by 800mm, 850mm, 800mm and 750mm, the center of steel core concrete column
G1 is located at the left side of the center G2 of superposed column.
In addition, in the present embodiment, steel core concrete column 10 respectively with along North and South direction (i.e. lower upper direction in Fig. 3)
The reinforced beam of extension, the reinforced beam extended along east-west direction (i.e. right left direction in Fig. 3) intersect at connection
At node.Wherein, the structure of steel core concrete column 10 and reinforced beam intersection connecting node similarly running in a north-south direction
Identical as embodiment two, details are not described herein.
It is close along the connecting node of steel core concrete column 10 and the reinforced beam intersection extended along east-west direction
Four trepannings are opened up on the steel pipe of superposed column right edge 92, for making the reinforcing bar of the reinforced beam positioned at the side pass through；It leans on
Three trepannings are opened up on the steel pipe of nearly superposed column left side 94, for making the reinforcing bar of the reinforced beam positioned at the side pass through.
It is understood that the reinforcing bar across superposed column right edge steel pipe trepanning is with the reinforcing bar across superposed column left side steel pipe trepanning
Continuity reinforcement(bar), rather than the segmentation reinforcing bar of superposed column right edge and superposed column left side is respectively set, i.e., reinforcing bar is on the right side of superposed column
Side steel pipe trepanning, which passes through, followed by passes through superposed column left side steel pipe trepanning.In addition, in the present embodiment, this prolongs along east-west direction
The reinforced beam stretched is non-uniform beam, i.e. the sectional dimension of beam at left and right sides of superposed column is different, therefore, the reinforced concrete
The reinforcing bar of Tu Liang is set as arc-shaped reinforcing bar at connecting node, passes through the trepanning of corresponding position.Specifically, it is right to be located at superposed column
The reinforced beam of side is 600mm × 800mm along the sectional dimension perpendicular to its length direction；On the left of superposed column
The reinforced beam on side is 500mm × 700mm along the sectional dimension perpendicular to its length direction.
Example IV
The present embodiment provides a kind of construction methods of the connecting node of steel core concrete column and reinforced beam, including with
Lower step：Setting reinforcing plate is outwardly protruded on the steel pipe peripheral surface of steel core concrete column；To the steel pipe and the reinforcing plate
Punching obtains the first trepanning being located on the steel pipe and in the reinforcing plate and Chong Die with each shown first trepanning the
Two trepannings；；First trepanning, second trepanning that the reinforcing bar of reinforced beam is passed through to corresponding position, in institute
The intersection for stating steel core concrete column and the reinforced beam forms connecting node.
Embodiment five
The present embodiment provides a kind of construction methods of the connecting node of steel core concrete column and reinforced beam, specific to walk
It is rapid as follows：Setting reinforcing plate is outwardly protruded on the steel pipe peripheral surface of steel core concrete column；To the steel pipe and the reinforcing plate
Punching obtains the first trepanning being located on the steel pipe and in the reinforcing plate and Chong Die with each shown first trepanning the
Two trepannings；；First trepanning, second trepanning that the reinforcing bar of reinforced beam is passed through to corresponding position, in institute
The intersection for stating steel core concrete column and the reinforced beam forms connecting node.
The connecting node obtained using the present embodiment construction method, as shown in Figure 1, being arranged in steel core concrete column 10 and steel
The intersection of Concrete Beam Reinforced 20.The steel pipe 11 of steel core concrete column is equipped with several first trepannings 12, in the periphery of steel pipe 11
The position that face corresponds to the first trepanning is equipped with reinforcing plate 30, and reinforcing plate 30 is equipped with respectively Chong Die with each first trepanning 12 the
The reinforcing bar 21 of two trepannings, reinforced beam is each passed through the first trepanning 12 and the second trepanning of corresponding position, to make steel pipe
Concrete column 10 and reinforced beam 20 intersect, and form connecting node.Specifically, as shown in Fig. 2, in steel core concrete column 10
With 20 intersection of reinforced beam, the first trepanning 12 includes the top and bottom point that steel pipe 11 corresponds to reinforced beam 20
The first group of trepanning 121 and second group of trepanning 122 not being arranged, reinforcing bar 21 include first group of steel positioned at armored concrete top surface of the beam
Second group of reinforcing bar 212 of muscle 211 and bottom surface.First group of reinforcing bar 211 is respectively from first group of trepanning 121 of corresponding position and first
It is passed through in the second trepanning that group trepanning 121 is overlapped, second group of reinforcing bar 212 is respectively from second group of trepanning 122 of corresponding position, with the
It is passed through in second trepanning of two groups of trepannings 122 overlapping.In addition, reinforcing plate 30 includes being correspondingly arranged at outside first group of trepanning 121
The first of portion reinforcing plate 31 and the second reinforcing plate 32 for being correspondingly arranged at outside second group of trepanning 122.
In the present invention, the first trepanning of steel pipe is separately positioned on two sides opposite on steel pipe, to make reinforcing bar
The reinforcing bar of beams of concrete can successfully pass through the first trepanning of corresponding position.First trepanning be round hole, oval aperture,
Any one or arbitrary several combination of square opening or rectangle opening.In the present embodiment, steel pipe trepanning is opened using circle
The combination in hole and oval aperture.Specifically, as shown in Fig. 2, first group of trepanning 121 includes corresponding to armored concrete top surface of the beam
Three round holes of middle part setting and the oval aperture being respectively set corresponding to armored concrete top surface of the beam both sides, and two
Vertically (i.e. upper and lower directions in Fig. 2) extends the long axis direction of a oval aperture.Wherein, adjacent round hole
Between and the level interval between adjacent round hole and oval aperture be 75mm.Second group of trepanning 122 includes pair
Three oval apertures that should be arranged with both sides in the middle part of armored concrete soffit, also, positioned at the ellipse of soffit both sides
The long axis direction of shape trepanning vertically extends, and is located at the long axis direction of the oval aperture in the middle part of soffit in the horizontal direction
(i.e. left and right directions in Fig. 2) extends.Wherein, the horizontal distance between adjacent oval aperture is 135mm.In the present embodiment
In, the size of a diameter of 50mm of round hole, oval aperture are 50mm × 130mm.
In the present invention, it is used for across the steel bar stress that the armored concrete beam steel of steel pipe trepanning is beam, which can
To be that single double muscle that single steel bar, two reinforcing bars form or multiple rows of double muscle (i.e. multiple rows of reinforcing bar and are often arranged by two reinforcing bar groups
At) in any one or the combination of several of them.Specifically, in the present embodiment, it is single to pass through the reinforcing bar of steel pipe round hole
Double muscle, it is double muscle (i.e. two rows of double muscle), and a diameter of 16mm of single steel bar side by side to pass through the reinforcing bar of steel pipe oval aperture, i.e.,
Single double muscle are 32mm along the cross-section lengths perpendicular to its length direction.It is understood that in the present invention, bar diameter
Selection depending on trepanning size.If bar diameter is too big, can not pierce into trepanning；If bar diameter is too small, a side
Its ability tension or in compression of the thinner reinforcing bar in face is poor, directly affects the bearing capacity of reinforced beam, on the other hand, in this way
Reinforcing bar be not easy in trepanning fixed, be easy and reinforcing bar adjacent thereto be intertwined.Therefore, in the present invention, if it is single
A diameter of d of reinforcing bar, single double muscle are 2d, a diameter of D1 of round hole along the cross-section lengths perpendicular to its length direction,
The minor axis length of oval aperture is D2,0.25D1≤d≤0.5D1,0.25D2≤d≤0.5D2, preferably d=0.32D1=
0.32D2。
It is same in order to enable beam steel to pass through in fact, why trepanning is arranged on steel pipe in the present invention
When, minimize or avoid the influence to steel core concrete column structural strength.Therefore, the present invention in steel pipe perforated area compared with
It is small, only allow single steel bar, single double muscle or double muscle pass through side by side, in this way, smaller percent opening makes trepanning cut steel pipe
The stress weakening in face is less, and after reinforced steel bar perforation, remaining gap very little, restraining force base of the steel pipe to tube core concrete in hole
Originally it remains unchanged, and then the bearing capacity of steel core concrete column is made to be held essentially constant.Therefore, in the present invention, the number of trepanning
The setting of the parameters such as amount, size and trepanning spacing should be determined according to the actual loading situation of construction, be not limited only to
Concrete numerical value in above-described embodiment.For example, when the requirement for bearing capacity to steel core concrete column is higher, can suitably use diameter compared with
Big reinforcing bar (such as HRB400 grades of reinforcing bar) reduces the quantity of steel pipe trepanning, to reduce because opening while ensureing beam stress
The influence that hole weakens steel tube section stress.When more demanding to the bearing capacity of reinforced beam, then increase appropriate is opened
The quantity in hole simultaneously adjusts trepanning spacing so that more beam stress reinforcing bars may pass through steel pipe.In addition, the beam steel in the present invention is simultaneously
It does not concentrate and is arranged in some larger trepanning, but set up separately in each small trepanning, such steel-bar arrangement can make
The stress of reinforced beam is more reasonable.
In the present invention, reinforcing plate is used for the trepanning to steel pipe and carries out reinforcement, and reinforcing plate can be provided in the outer of steel pipe
On circumferential surface, the sash ring that outwardly protrudes and be covered in outside trepanning along steel pipe radial direction, can also be to be arranged at intervals on
Steel pipe peripheral surface, several sections of arc-shaped plates for outwardly protruding and being placed only in outside trepanning along steel pipe radial direction.In this implementation
In example, using complete sash ring as reinforcing plate, reinforcing plate is welded on steel pipe peripheral surface.As shown in Fig. 2, should add
Strong plate is 18mm along the width of steel pipe radial direction (i.e. left and right directions in Fig. 2), along steel pipe axial direction (i.e. upper and lower in Fig. 2
To) height be 250mm.The upper side edge of first reinforcing plate 31 is higher than the upper surface 25mm of armored concrete top surface of the beam, and second adds
The lower side of strong plate 32 is less than the lower surface 25mm of armored concrete soffit.It is understood that being equipped at connecting node
The absolute altitude of several reinforced beams and each beam is different, and (top surface of i.e. each beam is not in the bottom surface of sustained height and/or each beam
Not in sustained height) when, the upper side edge of the first reinforcing plate is higher than the upper surface at least 25mm of highest armored concrete top surface of the beam,
The lower side of second reinforcing plate is less than the lower surface at least 25mm of minimum armored concrete soffit.In fact, in this implementation
Example in, why reinforcing plate is set, in order to annular slab constraint combine integrally cover by way of to steel pipe trepanning into
Row reinforcement, therefore, reinforcing plate can should at least be covered in the outside of steel pipe trepanning.Steel pipe is covered in using the reinforcing plate of annular to open
The outside in hole makes steel pipe remain to keep cutting for continuous stress or stress in tapping to the steel pipe at banding connecting node
Weak very little meets continuity of the steel pipe at node, ensure that the whole intensity of node.
In the present embodiment, as shown in Figure 1, being additionally provided with armored concrete in the outside of steel core concrete column 10, steel pipe is mixed
Solidifying earth pillar 10 and armored concrete collectively form superposed column 90.The outer diameter of steel pipe is 1100mm, thickness of pipe wall in steel core concrete column
Degree is 32mm, which is 1600mm × 1600mm along the cross sectional dimensions perpendicular to its length direction.In the present invention,
Steel core concrete column and superposed column at connecting node can be arranged concentrically, can also eccentric setting.That is, steel core concrete column
Center of gravity can coincide with the center of gravity of superposed column, and at this time to be arranged concentrically, the center of gravity of steel core concrete column can also deviate from overlapping
The center of gravity of column, is set for the eccentric at this time.In the present embodiment, the two is using being arranged concentrically, and the center of steel core concrete column is to overlapping
The distance of each side of column is equal.
In the present embodiment, as shown in Figure 1, steel core concrete column 10 and one are along North and South direction (i.e. lower top in Fig. 1
To) extend reinforced beam 20 intersect at connecting node, the reinforced beam 20 is along perpendicular to its length direction
The size in section is 600mm × 800mm, and as shown in Fig. 2, the horizontal width of the beam section is 600mm, and vertical height is
800mm.In fact, in the present invention, the beam intersected with steel core concrete column can be one, or a plurality of.
In order to further constrain steel pipe, as an improvement, as shown in Fig. 2, in the present embodiment, in the first reinforcing plate 31
Lower side and the upper side edge of the second reinforcing plate 32 between steel pipe peripheral surface on, be installed with square steel hoop 40, party's steel loop hoop
40 cross sectional dimensions is 25mm × 25mm.In addition, party's steel loop hoop 40 is fixed on the outer of steel pipe 11 by two-sided welding method
On circumferential surface, and twin fillet wolt hf=10mm.It is understood that in the present invention, hoop can also be round steel, hexagonal steel or
The hoop of octagonal steel, and the cross sectional dimensions of hoop is not limited only to the specific size in above-described embodiment, as long as making hoop pair
Steel pipe plays the role of reinforcing constraint and stirrup.In addition, as long as the installation position of party's steel loop hoop is arranged in connecting node
Place and the position for avoiding steel pipe trepanning.
In order to reinforce the binding force between steel pipe and its external concrete, the reinforcing bar for keeping steel core concrete column external with it
Concrete collective effect, undertakes stress, as an improvement, as shown in Fig. 2, in the present embodiment, in the peripheral surface of steel pipe 11
On be fixedly provided with several bonded blocks 50, these bonded blocks be socket cap peg, in the quincunx periphery for being arranged in steel pipe 11
On face.It is understood that in the present invention, these bonded blocks can also be short steel in addition to can be socket cap peg
Rib can also be short deformed steel rib (such as U-shaped, H-type), and these bonded blocks can be in plum on steel pipe peripheral surface
Flower-shape is arranged, and rectangular can also be arranged.
When the height of reinforced beam is higher, the reinforcing bar being only arranged by top surface of the beam and bottom surface is not enough to bear dead weight and lotus
When load, as an improvement, in the present embodiment, as shown in Fig. 2, needing setting waist muscle 60 at the middle part of reinforced beam 20.Steel
Several holes are arranged at the middle part corresponding to the reinforced beam at connecting node in pipe 11, a diameter of 20mm of these holes,
The waist muscle 60 of reinforced beam passes through the hole of corresponding position, each hole to correspond to across a waist muscle.
Embodiment 6
The present embodiment and embodiment five the difference is that, between the steel core concrete column and superposed column in the present embodiment
It is set for the eccentric.As shown in figure 3, four sides of superposed column 90 are respectively upper side edge 91, right edge 92, lower side 93 and left side
Side 94,11 center of steel pipe of steel core concrete column to superposed column upper side edge 91, right edge 92, lower side 93 and left side 94
Distance is followed successively by 800mm, 850mm, 800mm and 750mm, and 10 center of gravity G1 of steel core concrete column is located at a left side of 90 center of gravity G2 of superposed column
Side.
In addition, in the present embodiment, steel core concrete column 10 respectively with along North and South direction (i.e. lower upper direction in Fig. 3)
The reinforced beam of extension, the reinforced beam extended along east-west direction (i.e. right left direction in Fig. 3) intersect at connection
At node.Wherein, the structure of steel core concrete column 10 and reinforced beam intersection connecting node similarly running in a north-south direction
Identical as embodiment two, details are not described herein.
It is close along the connecting node of steel core concrete column 10 and the reinforced beam intersection extended along east-west direction
Four trepannings are opened up on the steel pipe of superposed column right edge 92, for making the reinforcing bar of the reinforced beam positioned at the side pass through；It leans on
Three trepannings are opened up on the steel pipe of nearly superposed column left side 94, for making the reinforcing bar of the reinforced beam positioned at the side pass through.
It is understood that the reinforcing bar across superposed column right edge steel pipe trepanning is with the reinforcing bar across superposed column left side steel pipe trepanning
Continuity reinforcement(bar), rather than the segmentation reinforcing bar of superposed column right edge and superposed column left side is respectively set, i.e., reinforcing bar is on the right side of superposed column
Side steel pipe trepanning, which passes through, followed by passes through superposed column left side steel pipe trepanning.In addition, in the present embodiment, this prolongs along east-west direction
The reinforced beam stretched is non-uniform beam, i.e. the sectional dimension of beam at left and right sides of superposed column is different, therefore, the reinforced concrete
The reinforcing bar of Tu Liang is set as arc-shaped reinforcing bar at connecting node, passes through the trepanning of corresponding position.Specifically, it is right to be located at superposed column
The reinforced beam of side is 600mm × 800mm along the sectional dimension perpendicular to its length direction；On the left of superposed column
The reinforced beam on side is 500mm × 700mm along the sectional dimension perpendicular to its length direction.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, several improvement can be done to the technical solution of invention.Therefore, of the invention
Protection domain it is without being limited thereto, those of skill in the art are any to be wrapped based on non-material change in technical solution of the present invention
It includes within the scope of the present invention.
Claims (7)
1. the connecting node of a kind of steel core concrete column and reinforced beam, it is characterised in that：In steel core concrete column and steel
The steel pipe of the intersection of Concrete Beam Reinforced, the steel core concrete column is equipped with multiple first trepannings, the peripheral surface of the steel pipe
Corresponding to the trepanning position be equipped with reinforcing plate, the reinforcing plate be sash ring, the reinforcing plate be equipped with respectively with
Second trepanning of each trepanning overlapping is equipped in the reinforced beam corresponding more with each first trepanning respectively
Root reinforcing bar, each reinforcing bar of the reinforced beam are each passed through first trepanning of corresponding position and described second and open
Hole；
The first trepanning on the steel pipe includes the of the top surface setting for corresponding to the reinforced beam at the connecting node
One group of trepanning and corresponding to the reinforced beam at the connecting node bottom surface setting second group of trepanning, the reinforcing plate
Include first group of reinforcing plate being arranged corresponding to the armored concrete top surface of the beam and corresponds to the armored concrete soffit
Second group of reinforcing plate being arranged adds in the connecting node the lower surface of first group of reinforcing plate and described second group
On steel pipe peripheral surface between the upper surface of strong plate, it is fixedly connected with hoop；
Wherein, the reinforced beam is two, and is intersected respectively with the steel core concrete column along different directions.
2. connecting node according to claim 1, it is characterised in that：The reinforcing bar includes being located at armored concrete top surface of the beam
First group of reinforcing bar and second group of reinforcing bar positioned at armored concrete soffit, first group of reinforcing bar correspond to across described first
Group trepanning, second group of reinforcing bar are corresponded to across second group of trepanning.
3. connecting node according to claim 1 or 2, it is characterised in that：The peripheral surface of the steel pipe is additionally provided with engaging portion
Part, the bonded block are the reinforcing bar or H-shaped reinforcing bar of socket cap peg or reinforcing rod or U-shaped, and the bonded block is in institute
State on the peripheral surface of steel pipe is in quincuncial arrangement.
4. connecting node according to claim 1 or 2, it is characterised in that：The steel pipe corresponds at the connecting node
The middle part of reinforced beam be equipped with several holes, the waist muscle of the reinforced beam passes through the hole of corresponding position
Hole.
5. connecting node according to claim 1 or 2, it is characterised in that：It is equipped in the outside of the steel core concrete column
Armored concrete, the steel core concrete column and the armored concrete collectively form superposed column.
6. connecting node according to claim 1 or 2, it is characterised in that：First trepanning is round hole, ellipse
Any one in trepanning, square opening or rectangle opening or arbitrary several combination.
7. a kind of such as connecting node of claim 1 to 6 any one of them steel core concrete column and reinforced beam is applied
Work method, which is characterized in that include the following steps：It is mixed to steel pipe in the intersection of steel core concrete column and reinforced beam
The steel pipe peripheral surface of solidifying earth pillar outwardly protrudes setting reinforcing plate；The steel pipe and the reinforcing plate are punched, obtain being located at described
The first trepanning on steel pipe and in the reinforcing plate and second trepanning Chong Die with each first trepanning；On the steel pipe
The first trepanning include correspond to the connecting node at reinforced beam top surface setting first group of trepanning and correspondence
Second group of trepanning of the bottom surface setting of the reinforced beam at the connecting node, the reinforcing plate include corresponding to described
The first group of reinforcing plate and add corresponding to second group that the armored concrete soffit is arranged that armored concrete top surface of the beam is arranged
Strong plate, in the connecting node, the steel pipe between the lower surface and the upper surface of second group of reinforcing plate of first group of reinforcing plate
On peripheral surface, it is fixedly connected with hoop；
The reinforcing bar of the reinforced beam is passed through to first trepanning, second trepanning of corresponding position.
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| CN106320324B (en) * | 2016-09-20 | 2019-05-24 | 俞晓东 | Structure improved pile protection hoop |
| CN106284298B (en) * | 2016-09-20 | 2019-09-17 | 俞晓东 | Constitute the diaphram wall of piping lane side wall |
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| JPH04237736A (en) * | 1991-01-22 | 1992-08-26 | Fujita Corp | Joining structure for steel-pipe concrete pillar with steel beam |
| CN201933616U (en) * | 2011-01-12 | 2011-08-17 | 深圳市方佳建筑设计有限公司 | Connecting structure of box-type combination column and concrete beam |
| CN103397704B (en) * | 2013-08-01 | 2016-08-10 | 香港华艺设计顾问(深圳)有限公司 | A kind of concrete filled steel tube coupled column-reinforced beam connects node |
| CN204174754U (en) * | 2014-09-30 | 2015-02-25 | 深圳市建筑设计研究总院有限公司 | A kind of beam-column node structure |
| CN205444486U (en) * | 2015-12-24 | 2016-08-10 | 深圳市建筑设计研究总院有限公司 | Connected node of steel core concrete column and reinforced concrete roof beam |
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